graph-builder/markdown/graph-builder.graphconnections.addpredecessor.md

A graph builder library for modeling abstract graph structures.

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# GraphConnections.addPredecessor method

Add `node` as a predecessor to the origin node. In the case of an undirected graph, it also becomes a successor. Associates `value` with the edge connecting the two nodes.

**Signature:**
```javascript
addPredecessor(node: N, value: V): void;
```
**Returns:** `void`

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  `node` | `N` |  |
|  `value` | `V` |  |